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Flywheel Ring Gear

Part Number : ZA-512

Original Equipment (OE) Part Interchange

GENERAL MOTORS: 3991407

Features & Benefits

The ring gear has teeth which engage with the starter motor allowing the engine to crank over and start. Repeated engagement with the starter results in worn or broken ring gear teeth. Once this is diagnosed, the ring gear must be replaced. ATP ring gears are designed to fit and function just like the original part to ensure durability and long life.

The assets of ATP – Inc. have been acquired by The Lodi Group of Monterrey, Mexico. Under new ownership, the company begins operation as Automotive Technology Products LLC (ATP), effective today with no disruption in business.
The company says its first...
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ATP has released, 18 New Cable part numbers covering 10.5 million additional vehicles.
ATP Cables feature a quality polymer insulation to protect from corrosion and abrasions, ensuring long lasting performance. Each cable is designed to fit, look and perf...
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